Finding the Fourth Proportional to 343,644,594.58, 474,245,156.69 and 202,521,771.10
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Solution
The fourth proportional to 343,644,594.58, 474,245,156.69 and 202,521,771.10 is: 279,489,247.28
Step by Step Solution
- Step 1: Write the proportion equation
343,644,594.58 : 474,245,156.69 = 202,521,771.10 : x - Step 2: Convert to fraction form
343,644,594.58/474,245,156.69 = 202,521,771.10/x - Step 3: Cross multiply
343,644,594.58x = 474,245,156.69 × 202,521,771.10 - Step 4: Simplify right side
343,644,594.58x = 96,044,969,071,266,256 - Step 5: Solve for x
x = 96,044,969,071,266,256/343,644,594.58 - Step 6: Final answer
x = 279,489,247.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.